Patents Assigned to OSRAM OLED GmbH
  • Patent number: 10784653
    Abstract: A laser bar includes a semiconductor layer including a plurality of layers and includes an active zone, wherein the active zone is arranged in an x-y-plane, laser diodes each form a mode space in an x-direction between two end faces, the mode spaces of the laser diodes are arranged alongside one another in a y-direction, a trench is provided in the semiconductor layer between two mode spaces, the trenches extend in the x-direction, and the trenches extend from a top side of the semiconductor layer in a z-direction to a predefined depth in the direction of the active zone.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: September 22, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Andreas Loeffler, Clemens Vierheilig, Sven Gerhard
  • Patent number: 10784411
    Abstract: An optoelectronic component includes an optoelectronic semiconductor chip that emits electromagnetic radiation, arranged in a housing, wherein the housing has an outer wall face and an exit face transparent to the electromagnetic radiation, the exit face is set back relative to the outer wall face in a direction of an interior of the housing, the optoelectronic semiconductor chip is arranged such that radiation emitted by the optoelectronic semiconductor chip in an emission direction can emerge from the optoelectronic component through the exit face, and the outer wall face has separating marks and the exit face is free of separating marks.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: September 22, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Andreas Wojcik, Martin Haushalter
  • Publication number: 20200295236
    Abstract: A method for manufacturing an optoelectronic semiconductor device and an optoelectronic semiconductor device are disclosed. In an embodiment a method includes applying a photostructurable first photo layer on the radiation side of a semiconductor layer sequence, photostructuring the first photo layer, wherein holes are formed in the first photo layer in regions of first illumination areas, applying a first converter material to the structured first photo layer, wherein the first converter material partially or completely fills the holes, thereby forming first converter elements in the holes, the first converter elements covering the associated first illumination areas, removing the first photo layer; and applying a second converter material to the radiation side at least in regions of second illumination areas, the second illumination areas being different from the first illumination areas.
    Type: Application
    Filed: August 28, 2018
    Publication date: September 17, 2020
    Applicant: OSRAM OLED GmbH
    Inventors: Markus Pindl, Hailing Cui
  • Publication number: 20200295539
    Abstract: A radiation-emitting semiconductor component is disclosed. In an embodiment, a component includes a semiconductor layer sequence and a carrier on which the semiconductor layer sequence is arranged, wherein the semiconductor layer sequence comprises an active region configured for generating radiation, an n-conducting mirror region and a p-conducting mirror region, wherein the active region is arranged between the n-conducting mirror region and the p-conducting mirror region, and wherein the p-conducting mirror region is arranged closer to the carrier than the active region.
    Type: Application
    Filed: November 12, 2018
    Publication date: September 17, 2020
    Applicant: OSRAM OLED GmbH
    Inventor: Petrus Sundgren
  • Patent number: 10775012
    Abstract: A pixel light source includes having a light source array, an optical system and an imager matrix arrangement, wherein the optical system maps light radiated by the light source array onto the imager matrix arrangement, the light source array includes a plurality of light emitting diode elements and a plurality of LARP elements, and the optical system is configured to map the light radiated by at least one of the LARP elements into a gap in the angular aperture situated between the light radiated by the light emitting diode elements.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: September 15, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Stefan Groetsch, Julia Rothneichner
  • Patent number: 10777708
    Abstract: An optoelectronic semiconductor chip includes a semiconductor layer sequence, a transparent substrate, at least one contact trench, at least one insulating trench, at least one current distribution trench, at least in the insulating trench, an electrically insulating mirror layer that reflects radiation generated in an active layer, at least one metallic current web in the contact trench configured for a current conduction along the contact trench and supplying current to a first semiconductor region, and at least one metallic busbar in the current distribution trench that energizes a second semiconductor region, wherein the contact trench, the isolating trench and the current distribution trench extend from a side of the second semiconductor region facing away from the substrate through the active layer into the first semiconductor region, and the contact trench is completely surrounded by the insulating trench, and the current distribution trench lies only outside the insulating trench.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: September 15, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Fabian Kopp, Attila Molnar
  • Patent number: 10775017
    Abstract: A lighting device includes a plurality of semiconductor light sources, the semiconductor light sources being configured to generate different light radiations; and an optical element arranged downstream of the semiconductor light sources, the optical element including on a side facing away from the semiconductor light sources a structure constituted of truncated pyramids.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: September 15, 2020
    Assignee: OSRAM OLED GmbH
    Inventor: Ulrich Streppel
  • Patent number: 10777713
    Abstract: A method of producing an optoelectronic lighting device includes forming a volume emitter such that it is at least partly transmissive to generated electromagnetic radiation, forming a concavely formed, optically transparent frame element including a curable, flowable material including phosphor particles at a side region of the volume emitter, wherein forming a conversion layer that converts the electromagnetic radiation into a second wavelength range is carried out by a sedimentation process of phosphor particles, and the conversion layer is formed within an optically transparent frame element in a manner adjoining an optically active region, forming a reflection element on the optically transparent frame element, and forming a conversion element that converts the electromagnetic radiation into a second wavelength range, wherein the conversion element is formed in a manner overlapping at least a second surface of the volume emitter and frame element.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: September 15, 2020
    Assignee: OSRAM OLED GmbH
    Inventor: Ivar Tangring
  • Patent number: 10770442
    Abstract: A display device is disclosed. In an embodiment a display device includes a carrier including a plurality of switches, a semiconductor layer sequence arranged on the carrier, the semiconductor layer sequence comprising an active region configured to generate primary radiation and forming a plurality of pixels, wherein each switch is configured to control at least one pixel and an optical element arranged on each pixel on a radiation exit surface of the semiconductor layer sequence facing away from the carrier.
    Type: Grant
    Filed: January 8, 2018
    Date of Patent: September 8, 2020
    Assignee: OSRAM OLED GMBH
    Inventors: Lorenzo Zini, Martin Rudolf Behringer
  • Patent number: 10770506
    Abstract: In at least one embodiment, the method is designed for producing a light-emitting diode display (1). The method comprises the following steps: •A) providing a growth substrate (2); •B) applying a buffer layer (4) directly or indirectly onto a substrate surface (20); •C) producing a plurality of separate growth points (45) on or at the buffer layer (4); •D) producing individual radiation-active islands (5), originating from the growth points (45), wherein the islands (5) each comprise an inorganic semiconductor layer sequence (50) with at least one active zone (55) and have a mean diameter, when viewed from above onto the substrate surface (20), between 50 nm and 20 ?m inclusive; and •E) connecting the islands (5) to transistors (6) for electrically controlling the islands (5).
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: September 8, 2020
    Assignee: OSRAM OLED GMBH
    Inventors: Norwin Von Malm, Martin Mandl, Alexander F. Pfeuffer, Britta Goeoetz
  • Patent number: 10763238
    Abstract: A method of aligning semiconductor chips in a medium includes providing an electrically insulating liquid medium; providing semiconductor chips; forming a suspension with the medium and the semiconductor chips; exposing the semiconductor chips to electromagnetic radiation that generates free charge carriers in the semiconductor chips; arranging the suspension in an electric field in which the semiconductor chips are aligned along the electric field; and curing the medium after aligning the semiconductor chips.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: September 1, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Philipp Kreuter, Andreas Biebersdorf, Christoph Klemp, Jens Ebbecke, Ines Pietzonka, Petrus Sundgren
  • Patent number: 10763396
    Abstract: A light-emitting module and a display device including the same are disclosed. In an embodiment a light-emitting module includes a plurality of emission regions configured to emit light, at least one first emission region and at least one second emission region of a first type configured to emit light of a first color locus and at least one first emission region and at least one second emission region of a second type configured to emit light of a second color locus and a control device for supplying the emission regions with current, wherein the emission regions are arranged on a common semiconductor chip, wherein the first color locus is different from the second color locus, wherein the first and second emission regions of the first type are adjacent to one another, and wherein the first and second emission regions of the second type are adjacent to one another.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: September 1, 2020
    Assignee: OSRAM OLED GMBH
    Inventors: Jürgen Moosburger, Matthias Sabathil, Frank Singer
  • Patent number: 10763406
    Abstract: The invention relates to a semiconductor component comprising: a semiconductor chip (10) which has a semiconductor body (1) with an active region (12) and a substrate (3) with a first conductor body (31), a second conductor body (32) and a first moulded body (33); and a second moulded body (5); wherein the second moulded body (5) completely surrounds the semiconductor chip (10) in lateral directions (L), the semiconductor chip (10) extends all the way through the second moulded body (5) in a vertical direction (V), at least some parts of an upper side and a lower side of the semiconductor chip (10) are not covered by the second moulded body (5), the substrate (3) is mechanically connected to the semiconductor body (2), the active region (12) is connected to the first conductor body (31) and the second conductor body (32) in an electroconductive manner, and the second moulded body (5) is directly adjacent to the substrate (3) and the semiconductor body (1).
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: September 1, 2020
    Assignee: OSRAM OLED GMBH
    Inventors: Korbinian Perzlmaier, Christian Leirer
  • Patent number: 10763245
    Abstract: An optoelectronic component includes a carrier, wherein a first optoelectronic semiconductor chip and a second optoelectronic semiconductor chip are arranged above a top side of the carrier, the optoelectronic semiconductor chips each include a top side, an underside situated opposite the top side, and side faces extending between the top side and the underside, the undersides of the optoelectronic semiconductor chips face the top side of the carrier, a first potting material is arranged above the top side of the carrier, the first potting material covering parts of the side faces of the first optoelectronic semiconductor chip, and a second potting material is arranged above the top side of the carrier, and the second potting material covering the first potting material.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: September 1, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Luca Haiberger, Matthias Sperl
  • Publication number: 20200273907
    Abstract: A light-emitting semiconductor chip and a display device are disclosed. In an embodiment a light-emitting semiconductor chip includes an emission surface formed with a plurality of first emission regions and second emission regions, wherein the first emission regions and the second emission regions are configured to emit light of a predeterminable color location, wherein the first and second emission regions are separately controllable from each other, wherein the first emission regions and second emission regions are arranged next to one another in a first plane, wherein all second emission regions form at least a part of an outer edge of the emission surface, and wherein the first emission regions have a smaller extent than the second emission regions along at least one direction lying in the first plane.
    Type: Application
    Filed: July 31, 2018
    Publication date: August 27, 2020
    Applicant: Osram Oled GmbH
    Inventors: Peter BRICK, Hubert HALBRITTER, Mikko PERÄLÄ, Frank SINGER
  • Patent number: 10756245
    Abstract: An optoelectronic component has at least one lead frame section, wherein an optoelectronic element is arranged on the lead frame section, a mold material is applied at least on a first face of the lead frame section and adhesively connected to the lead frame section by the first face, the lead frame section consists of a predetermined material, a part of the first face of the lead frame section is provided with a coating, a region of the first face is free of the coating, and the mold material connects to the material of the lead frame section in the free region.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: August 25, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Michael Wittmann, Martin Brandl
  • Patent number: 10752836
    Abstract: A phosphor is disclosed. In an embodiment the phosphor includes an inorganic compound having at least one activator E and N and/or O in its empirical formula, wherein E is selected from the group consisting of Mn, Cr, Ni, Ce, Pr, Nd, Sm, Eu, Tb, Dy, Ho, Er, Yb, Tm, Li, Na, K, Rb, Cs and combinations thereof, and wherein the inorganic compound crystallizes in a crystal structure with the same atomic sequence as in K2Zn6O7.
    Type: Grant
    Filed: May 6, 2016
    Date of Patent: August 25, 2020
    Assignee: OSRAM OLED GMBH
    Inventors: Markus Seibald, Tim Fiedler, Dominik Baumann, Hubert Huppertz, Klaus Wurst, Gunter Heymann, Dominik Wilhelm
  • Patent number: 10756294
    Abstract: A method is specified for production of an insulator layer. This method comprises the following process steps: A) providing a precursor comprising a mixture of a first, a second and a third component where—the first component comprises a compound of the general where R1 and R2 are each independently selected from a group comprising hydrogen and alkyl radicals and n=1 to 10 000; the second component comprises a compound of the general where R3 is an alkyl radical, and the third component comprises at least one amine compound; B) applying the precursor to a substrate; C) curing the precursor to form the insulator layer. The first compound comprises an epoxy group and a hydroxyl group. The second compound comprises an ester group. The curing takes place at room temperature or at temperatures between 50° C. and 260° C.
    Type: Grant
    Filed: April 15, 2015
    Date of Patent: August 25, 2020
    Assignee: OSRAM OLED GMBH
    Inventors: Michael Popp, Andrew Ingle, Christoph Kefes, Johannes Rosenberger, Stefan Dechand, Egbert Hoefling, Benjamin Claus Krummacher
  • Patent number: 10749055
    Abstract: A method of producing sensors includes providing a carrier plate; arranging semiconductor chips on the carrier plate, wherein the semiconductor chips include at least radiation-detecting semiconductor chips; providing radiation-transmissive optical elements on the carrier plate provided with the semiconductor chips, wherein a plurality of radiation-transmissive optical elements are provided jointly on the carrier plate provided with the semiconductor chips; and singulating the carrier plate provided with the semiconductor chips and the radiation-transmissive optical elements, thereby forming separate sensors including a section of the carrier plate, at least one radiation-detecting semiconductor chip and at least one radiation-transmissive optical element.
    Type: Grant
    Filed: October 5, 2017
    Date of Patent: August 18, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Dirk Becker, Matthias Sperl
  • Patent number: 10749087
    Abstract: An optoelectronic component having a leadframe and a method for producing an optoelectronic component are disclosed. In an embodiment, an optoelectronic component includes a radiation-emitting semiconductor chip having a mounting surface and side surfaces, a leadframe comprising a first element having a first main extension plane, a second element having a second main extension plane, and a third element having a third main extension plane, wherein the main extension planes are arranged parallel to one another, and wherein the elements are arranged one above the other in a stacking direction; and a reflective casting compound forming a planar surface facing the mounting surface of the semiconductor chip, wherein the semiconductor chip is mounted with the mounting surface on a support surface of the third element, which is smaller than the mounting surface of the semiconductor chip, such that the semiconductor chip projects laterally beyond the support surface of the third element.
    Type: Grant
    Filed: October 26, 2017
    Date of Patent: August 18, 2020
    Assignee: OSRAM OLED GMBH
    Inventors: Tamas Lamfalusi, Markus Richter